Vtable [i] can be null so this should be check before use it. Fixes m…

…ono#16712
monojenkins · Sep 9, 2019 · fdb4169 · fdb4169
1 parent 7af64d1
commit fdb4169
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/mono/metadata/class-init.c b/mono/metadata/class-init.c
@@ -3334,7 +3334,7 @@ mono_class_setup_vtable_general (MonoClass *klass, MonoMethod **overrides, int o
 	if (!mono_class_is_abstract (klass)) {
 		for (i = 0; i < cur_slot; ++i) {
 			if (vtable [i] == NULL || (vtable [i]->flags & (METHOD_ATTRIBUTE_ABSTRACT | METHOD_ATTRIBUTE_STATIC))) {
-				if (vtable [i]->is_reabstracted == 1)
+				if (vtable [i] != NULL && vtable [i]->is_reabstracted == 1)
 					continue;
 				char *type_name = mono_type_get_full_name (klass);
 				char *method_name = vtable [i] ? mono_method_full_name (vtable [i], TRUE) : g_strdup ("none");